diff --git a/src/js/ripple/amount.js b/src/js/ripple/amount.js
index 11fa145f..e466bbd5 100644
--- a/src/js/ripple/amount.js
+++ b/src/js/ripple/amount.js
@@ -1111,10 +1111,12 @@ Amount.prototype.to_human = function(opts) {
   if (fraction_part.length || !opts.skip_empty_fraction) {
     // Enforce the maximum number of decimal digits (precision)
     if (typeof opts.precision === 'number') {
-      if (opts.precision === 0 && fraction_part.charCodeAt(0) >= 53) {
+      if (opts.precision <= 0 && fraction_part.charCodeAt(0) >= 53) {
         int_part = (Number(int_part) + 1).toString();
+        fraction_part = [];
+      } else {
+        fraction_part = Math.round(fraction_part / Math.pow(10, fraction_part.length - opts.precision)).toString();
       }
-      fraction_part = fraction_part.slice(0, opts.precision);
     }
 
     // Limit the number of significant digits (max_sig_digits)
diff --git a/test/amount-test.js b/test/amount-test.js
index e0b51894..273b9f37 100644
--- a/test/amount-test.js
+++ b/test/amount-test.js
@@ -16,6 +16,41 @@ describe('Amount', function() {
       assert(Amount.from_json('1').is_positive());
     });
   });
+  describe('Positives', function() {
+    it('Number 1', function() {
+      assert(Amount.from_json('1').is_positive());
+    });
+  });
+  // also tested extensively in other cases
+  describe('to_human', function() {
+    it('12345.6789 XAU', function() {
+      assert.strictEqual(Amount.from_human("12345.6789 XAU").to_human(), '12,345.6789');
+    });
+    it('12345.678901234 XAU', function() {
+      assert.strictEqual(Amount.from_human("12345.678901234 XAU").to_human(), '12,345.678901234');
+    });
+    it('to human, precision -1, should be ignored, precision needs to be >= 0', function() {
+      assert.strictEqual(Amount.from_human("12345.678901234 XAU").to_human({precision:-1}), '12,346');
+    });
+    it('to human, precision 0', function() {
+      assert.strictEqual(Amount.from_human("12345.678901234 XAU").to_human({precision:0}), '12,346');
+    });
+    it('to human, precision 1', function() {
+      assert.strictEqual(Amount.from_human("12345.678901234 XAU").to_human({precision:1}), '12,345.7');
+    });
+    it('to human, precision 2', function() {
+      assert.strictEqual(Amount.from_human("12345.678901234 XAU").to_human({precision:2}), '12,345.68');
+    });
+    it('to human, precision 3', function() {
+      assert.strictEqual(Amount.from_human("12345.678901234 XAU").to_human({precision:3}), '12,345.679');
+    });
+    it('to human, precision 4', function() {
+      assert.strictEqual(Amount.from_human("12345.678901234 XAU").to_human({precision:4}), '12,345.6789');
+    });
+    it('to human, precision 5', function() {
+      assert.strictEqual(Amount.from_human("12345.678901234 XAU").to_human({precision:5}), '12,345.67890');
+    });
+  });
   describe('from_human', function() {
     it('1 XRP', function() {
       assert.strictEqual(Amount.from_human("1 XRP").to_text_full(), '1/XRP');